Tomáš Macháč (Czech pronunciation:[ˈtomaːʃˈmaxaːtʃ]; born 13 October 2000) is a Czech professional tennis player. He has a career-high ATP singles ranking of world No. 20 achieved on 3 March 2025 and a best doubles ranking of No. 46 reached on 30 September 2024. He is currently the No. 3 Czech player in men's singles.[2]
Macháč was born in Beroun, in the Czech region of Central Bohemia.[3][4] He took up tennis after watching his older sister, Kateřina, compete in tournaments.[5][6]
In August, he won his fourth Challenger title at the 2022 Kozerki Open in Poland and moved 32 positions up to No. 126, on 22 August 2022. In the same month, he qualified for the US Open making his debut at this Grand Slam.[14]
2023: Two ATP quarterfinals & Challenger titles, top 75
Macháč won his fifth Challenger title at the 2023 Open d'Orléans in France and returned to the top 100 on 2 October 2023. The following week he won the Challenger 2023 Open de Vendée in Mouilleron-le-Captif, France and reached the top 85.[17]
At the Stockholm Open, he entered the main draw as a lucky loser replacing fourth seed Alejandro Davidovich Fokina directly into the second round. He defeated Stan Wawrinka to reach his second ATP quarterfinal. As a result, he reached the top 75 on 23 October 2023.[18]
2024-2025: Olympics mixed gold, ATP title, Czech No. 1, top 20
For his first top 10 win at the 2024 Miami Open, Macháč reached the third round of a Masters 1000 for the first time, defeating ATP debutant local wildcard Darwin Blanch, and Andrey Rublev.[23] Macháč defeated Andy Murray in a three and a half hours match to reach the fourth round of a Masters for the first time in his career.[24] He went one step further to reach his first Masters 1000 quarterfinal having never been past the second round at this level, defeating Matteo Arnaldi, and reached the top 50 in the rankings on 1 April 2024 at world No. 43.[25][26]
Macháč reached his first ATP semifinal at the 2024 Geneva Open with a win over Alex Michelsen.[27][28] In the semifinals, Macháč defeated world No. 1 Novak Djokovic to reach his first ATP Tour-level singles final.[29] Macháč lost to second seed and two-time Geneva champion Casper Ruud in straight sets. As a result he reached the top 35 in the rankings on 27 May 2024.[30]
At the US Open, he reached the third round for the first time at this Grand Slam, and for the third time in a Major during the season, defeating Fabio Fognini and upsetting 16th seed Sebastian Korda both in straight sets.[32] He defeated David Goffin to reach the fourth round for the first time in his career.[33]
At the 2024 Japan Open, he reached his second ATP semifinal in his career, defeating Alexei Popyrin, fifth seed Tommy Paul and Alex Michelsen.[34][35] At the 2024 Shanghai Masters, he reached his first ATP Masters 1000 semifinal upsetting en route 11th seed Tommy Paul and World No. 2 Carlos Alcaraz, his second win over a Top 5 opponent (after Djokovic in Geneva SF). As a result he reached the top 25 in the singles rankings and became the Czech No. 1 player.[36]